舰船垂向感应磁场精确测量技术  

Precision measurement of ship's induced vertical magnetic signatures

作　　者：郭成豹[1] 周炜昶 GUO Chengbao;ZHOU Weichang(College of Electrical Engineering,Naval University of Engineering,Wuhan 430033,China)

机构地区：[1]海军工程大学电气工程学院,湖北武汉430033

出　　处：《中国舰船研究》2018年第2期135-139,共5页Chinese Journal of Ship Research

基　　金：国家自然科学基金资助项目(51277176);海军工程大学自主立项资助项目

摘　　要：[目的]为了实现舰船垂向感应磁场的精确检测分析,提出一种联合采用数值分析法和地磁场模拟线圈法的新检测方法。[方法]采用数值分析法对模拟线圈的电流进行整定,利用整定后的模拟线圈产生的垂向模拟磁场检测舰船垂向感应磁场。构建模拟实验系统,并在一艘磁性船模上进行检测实验。[结果]结果表明,船模垂向感应磁场的检测值与标准值之间的差别小于4%。[结论]研究证实联合采用数值分析法和地磁场模拟线圈法可精确检测舰船垂向感应磁场,具有实际应用价值。[Objectives]For the precision measurement of a ship's induced vertical magnetic signatures,a new method combining numerical analysis and geomagnetic simulating coils is proposed.[Methods]After the currents in the geomagnetic simulating coils are calibrated by numerical analysis,the coils are used to measure the ship's induced vertical magnetic fields.A simulation experiment installation is established and an evaluation test performed on a magnetic ship mockup.[Results]The results indicate that the difference between the measurement values and standard values of the ship mockup's induced vertical magnetic fields falls within 4%,[Conclusions]which validates the theory that this technique can be used for the precision measurement of a ship's induced vertical magnetic fields with high practical value.

关 键 词：感应磁场 地磁场模拟线圈 磁矩量法 电气工程 舰船 

分 类 号：U665.18[交通运输工程—船舶及航道工程]